Skip to content
体验新版
项目
组织
正在加载...
登录
切换导航
打开侧边栏
Xiaobo07
rt-thread
提交
d5eeec28
R
rt-thread
项目概览
Xiaobo07
/
rt-thread
与 Fork 源项目一致
Fork自
RT-Thread / rt-thread
通知
2
Star
1
Fork
0
代码
文件
提交
分支
Tags
贡献者
分支图
Diff
Issue
1
列表
看板
标记
里程碑
合并请求
0
DevOps
流水线
流水线任务
计划
Wiki
0
Wiki
分析
仓库
DevOps
项目成员
Pages
R
rt-thread
项目概览
项目概览
详情
发布
仓库
仓库
文件
提交
分支
标签
贡献者
分支图
比较
Issue
1
Issue
1
列表
看板
标记
里程碑
合并请求
0
合并请求
0
Pages
DevOps
DevOps
流水线
流水线任务
计划
分析
分析
仓库分析
DevOps
Wiki
0
Wiki
成员
成员
收起侧边栏
关闭侧边栏
动态
分支图
创建新Issue
流水线任务
提交
Issue看板
体验新版 GitCode,发现更多精彩内容 >>
提交
d5eeec28
编写于
5月 08, 2022
作者:
mysterywolf
提交者:
guo
5月 11, 2022
浏览文件
操作
浏览文件
下载
电子邮件补丁
差异文件
[hwtimer] add disable interrupt protection for hwtimer_isr function
上级
76a6f7f6
变更
1
隐藏空白更改
内联
并排
Showing
1 changed file
with
19 addition
and
1 deletion
+19
-1
components/drivers/hwtimer/hwtimer.c
components/drivers/hwtimer/hwtimer.c
+19
-1
未找到文件。
components/drivers/hwtimer/hwtimer.c
浏览文件 @
d5eeec28
...
...
@@ -177,6 +177,7 @@ static rt_size_t rt_hwtimer_read(struct rt_device *dev, rt_off_t pos, void *buff
static
rt_size_t
rt_hwtimer_write
(
struct
rt_device
*
dev
,
rt_off_t
pos
,
const
void
*
buffer
,
rt_size_t
size
)
{
rt_base_t
level
;
rt_uint32_t
t
;
rt_hwtimer_mode_t
opm
=
HWTIMER_MODE_PERIOD
;
rt_hwtimer_t
*
timer
;
...
...
@@ -189,7 +190,10 @@ static rt_size_t rt_hwtimer_write(struct rt_device *dev, rt_off_t pos, const voi
return
0
;
timer
->
ops
->
stop
(
timer
);
level
=
rt_hw_interrupt_disable
();
timer
->
overflow
=
0
;
rt_hw_interrupt_enable
(
level
);
t
=
timeout_calc
(
timer
,
(
rt_hwtimerval_t
*
)
buffer
);
if
((
timer
->
cycles
<=
1
)
&&
(
timer
->
mode
==
HWTIMER_MODE_ONESHOT
))
...
...
@@ -205,6 +209,7 @@ static rt_size_t rt_hwtimer_write(struct rt_device *dev, rt_off_t pos, const voi
static
rt_err_t
rt_hwtimer_control
(
struct
rt_device
*
dev
,
int
cmd
,
void
*
args
)
{
rt_base_t
level
;
rt_err_t
result
=
RT_EOK
;
rt_hwtimer_t
*
timer
;
...
...
@@ -247,7 +252,9 @@ static rt_err_t rt_hwtimer_control(struct rt_device *dev, int cmd, void *args)
result
=
timer
->
ops
->
control
(
timer
,
cmd
,
args
);
if
(
result
==
RT_EOK
)
{
level
=
rt_hw_interrupt_disable
();
timer
->
freq
=
*
f
;
rt_hw_interrupt_enable
(
level
);
}
}
else
...
...
@@ -284,8 +291,9 @@ static rt_err_t rt_hwtimer_control(struct rt_device *dev, int cmd, void *args)
result
=
-
RT_ERROR
;
break
;
}
level
=
rt_hw_interrupt_disable
();
timer
->
mode
=
*
m
;
rt_hw_interrupt_enable
(
level
);
}
break
;
default:
...
...
@@ -300,8 +308,12 @@ static rt_err_t rt_hwtimer_control(struct rt_device *dev, int cmd, void *args)
void
rt_device_hwtimer_isr
(
rt_hwtimer_t
*
timer
)
{
rt_base_t
level
;
RT_ASSERT
(
timer
!=
RT_NULL
);
level
=
rt_hw_interrupt_disable
();
timer
->
overflow
++
;
if
(
timer
->
cycles
!=
0
)
...
...
@@ -313,6 +325,8 @@ void rt_device_hwtimer_isr(rt_hwtimer_t *timer)
{
timer
->
cycles
=
timer
->
reload
;
rt_hw_interrupt_enable
(
level
);
if
(
timer
->
mode
==
HWTIMER_MODE_ONESHOT
)
{
if
(
timer
->
ops
->
stop
!=
RT_NULL
)
...
...
@@ -326,6 +340,10 @@ void rt_device_hwtimer_isr(rt_hwtimer_t *timer)
timer
->
parent
.
rx_indicate
(
&
timer
->
parent
,
sizeof
(
struct
rt_hwtimerval
));
}
}
else
{
rt_hw_interrupt_enable
(
level
);
}
}
#ifdef RT_USING_DEVICE_OPS
...
...
编辑
预览
Markdown
is supported
0%
请重试
或
添加新附件
.
添加附件
取消
You are about to add
0
people
to the discussion. Proceed with caution.
先完成此消息的编辑!
取消
想要评论请
注册
或
登录